APA aipamena

Engelman, R. (2008). More: Population, nature, and what women want. Washington, D.C.: Island Press.

Chicago Style aipamena

Engelman, Robert. More: Population, Nature, and What Women Want. Washington, D.C.: Island Press, 2008.

MLA aipamena

Engelman, Robert. More: Population, Nature, and What Women Want. Washington, D.C.: Island Press, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.